.sprites{
  &:before{
    content: '';
    display: inline-block;
    width: 18px;
    height: 24px;
    background: url("../../image/public/chinese.png") no-repeat;
    background-size: 142px 120px;
    position: absolute;
    left: 50%;
    transform: translate(-50%,0);
    -webkit-transform: translate(-50%,0);
    top: 0;
  }
}

.s0:before{
  background-position: 0 0;
}
.s1:before{
  background-position: 0 -24px;
}
.s2:before{
  background-position: 0 -48px;
}
.s3:before{
  background-position: 0 -72px;
}